[PATCH v2 07/11] clk: qcom: Add Display Clock controller (DISPCC) driver for Milos
From: Luca Weiss
Date: Fri Jul 04 2025 - 03:19:13 EST
Add support for the display clock controller found on Milos (e.g.
SM7635) based devices.
Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
---
drivers/clk/qcom/Kconfig | 10 +
drivers/clk/qcom/Makefile | 1 +
drivers/clk/qcom/dispcc-milos.c | 974 ++++++++++++++++++++++++++++++++++++++++
3 files changed, 985 insertions(+)
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index d2fdabbede4e702ef9e5f8bf09c169117cc84b29..1b42152ca1b98fac8bb7331a552bc714346c868b 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -1054,6 +1054,16 @@ config SM_DISPCC_6375
Say Y if you want to support display devices and functionality such as
splash screen.
+config SM_DISPCC_MILOS
+ tristate "Milos Display Clock Controller"
+ depends on ARM64 || COMPILE_TEST
+ depends on SM_GCC_MILOS
+ help
+ Support for the display clock controller on Qualcomm Technologies, Inc
+ Milos devices.
+ Say Y if you want to support display devices and functionality such as
+ splash screen.
+
config SM_DISPCC_8450
tristate "SM8450 Display Clock Controller"
depends on ARM64 || COMPILE_TEST
diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index 933f9d153a6eccfd9987440bedd3a3dbf90b9792..978f39b1a3167d3fe5cc6699e67699f2dbe45905 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -138,6 +138,7 @@ obj-$(CONFIG_SM_DISPCC_8250) += dispcc-sm8250.o
obj-$(CONFIG_SM_DISPCC_8450) += dispcc-sm8450.o
obj-$(CONFIG_SM_DISPCC_8550) += dispcc-sm8550.o
obj-$(CONFIG_SM_DISPCC_8750) += dispcc-sm8750.o
+obj-$(CONFIG_SM_DISPCC_MILOS) += dispcc-milos.o
obj-$(CONFIG_SM_GCC_4450) += gcc-sm4450.o
obj-$(CONFIG_SM_GCC_6115) += gcc-sm6115.o
obj-$(CONFIG_SM_GCC_6125) += gcc-sm6125.o
diff --git a/drivers/clk/qcom/dispcc-milos.c b/drivers/clk/qcom/dispcc-milos.c
new file mode 100644
index 0000000000000000000000000000000000000000..602d3a498d339b24af8e2a013df4053852d32b2b
--- /dev/null
+++ b/drivers/clk/qcom/dispcc-milos.c
@@ -0,0 +1,974 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2025, Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/err.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/qcom,milos-dispcc.h>
+
+#include "common.h"
+#include "clk-alpha-pll.h"
+#include "clk-branch.h"
+#include "clk-pll.h"
+#include "clk-rcg.h"
+#include "clk-regmap.h"
+#include "clk-regmap-divider.h"
+#include "clk-regmap-mux.h"
+#include "reset.h"
+#include "gdsc.h"
+
+/* Need to match the order of clocks in DT binding */
+enum {
+ DT_BI_TCXO,
+ DT_SLEEP_CLK,
+ DT_AHB_CLK,
+ DT_GCC_DISP_GPLL0_CLK,
+ DT_DSI0_PHY_PLL_OUT_BYTECLK,
+ DT_DSI0_PHY_PLL_OUT_DSICLK,
+ DT_DP0_PHY_PLL_LINK_CLK,
+ DT_DP0_PHY_PLL_VCO_DIV_CLK,
+};
+
+#define DISP_CC_MISC_CMD 0xF000
+
+enum {
+ P_BI_TCXO,
+ P_DISP_CC_PLL0_OUT_EVEN,
+ P_DISP_CC_PLL0_OUT_MAIN,
+ P_DP0_PHY_PLL_LINK_CLK,
+ P_DP0_PHY_PLL_VCO_DIV_CLK,
+ P_DSI0_PHY_PLL_OUT_BYTECLK,
+ P_DSI0_PHY_PLL_OUT_DSICLK,
+ P_GCC_DISP_GPLL0_CLK,
+ P_SLEEP_CLK,
+};
+
+static const struct pll_vco lucid_ole_vco[] = {
+ { 249600000, 2300000000, 0 },
+};
+
+/* 257.142858 MHz Configuration */
+static const struct alpha_pll_config disp_cc_pll0_config = {
+ .l = 0xd,
+ .alpha = 0x6492,
+ .config_ctl_val = 0x20485699,
+ .config_ctl_hi_val = 0x00182261,
+ .config_ctl_hi1_val = 0x82aa299c,
+ .test_ctl_val = 0x00000000,
+ .test_ctl_hi_val = 0x00000003,
+ .test_ctl_hi1_val = 0x00009000,
+ .test_ctl_hi2_val = 0x00000034,
+ .user_ctl_val = 0x00000000,
+ .user_ctl_hi_val = 0x00000005,
+};
+
+static struct clk_alpha_pll disp_cc_pll0 = {
+ .offset = 0x0,
+ .config = &disp_cc_pll0_config,
+ .vco_table = lucid_ole_vco,
+ .num_vco = ARRAY_SIZE(lucid_ole_vco),
+ .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_OLE],
+ .clkr = {
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_pll0",
+ .parent_data = &(const struct clk_parent_data) {
+ .index = DT_BI_TCXO,
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_lucid_evo_ops,
+ },
+ },
+};
+
+static const struct parent_map disp_cc_parent_map_0[] = {
+ { P_BI_TCXO, 0 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_0[] = {
+ { .index = DT_BI_TCXO },
+};
+
+static const struct parent_map disp_cc_parent_map_1[] = {
+ { P_BI_TCXO, 0 },
+ { P_DSI0_PHY_PLL_OUT_DSICLK, 1 },
+ { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_1[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DSI0_PHY_PLL_OUT_DSICLK },
+ { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
+};
+
+static const struct parent_map disp_cc_parent_map_2[] = {
+ { P_BI_TCXO, 0 },
+ { P_DP0_PHY_PLL_LINK_CLK, 1 },
+ { P_DP0_PHY_PLL_VCO_DIV_CLK, 2 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_2[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DP0_PHY_PLL_LINK_CLK },
+ { .index = DT_DP0_PHY_PLL_VCO_DIV_CLK },
+};
+
+static const struct parent_map disp_cc_parent_map_3[] = {
+ { P_BI_TCXO, 0 },
+ { P_GCC_DISP_GPLL0_CLK, 4 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_3[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_GCC_DISP_GPLL0_CLK },
+};
+
+static const struct parent_map disp_cc_parent_map_4[] = {
+ { P_BI_TCXO, 0 },
+ { P_DP0_PHY_PLL_LINK_CLK, 1 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_4[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DP0_PHY_PLL_LINK_CLK },
+};
+
+static const struct parent_map disp_cc_parent_map_5[] = {
+ { P_BI_TCXO, 0 },
+ { P_DSI0_PHY_PLL_OUT_BYTECLK, 2 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_5[] = {
+ { .index = DT_BI_TCXO },
+ { .index = DT_DSI0_PHY_PLL_OUT_BYTECLK },
+};
+
+static const struct parent_map disp_cc_parent_map_6[] = {
+ { P_BI_TCXO, 0 },
+ { P_DISP_CC_PLL0_OUT_MAIN, 1 },
+ { P_GCC_DISP_GPLL0_CLK, 4 },
+ { P_DISP_CC_PLL0_OUT_EVEN, 6 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_6[] = {
+ { .index = DT_BI_TCXO },
+ { .hw = &disp_cc_pll0.clkr.hw },
+ { .index = DT_GCC_DISP_GPLL0_CLK },
+ { .hw = &disp_cc_pll0.clkr.hw },
+};
+
+static const struct parent_map disp_cc_parent_map_7[] = {
+ { P_SLEEP_CLK, 0 },
+};
+
+static const struct clk_parent_data disp_cc_parent_data_7_ao[] = {
+ { .index = DT_SLEEP_CLK },
+};
+
+static const struct freq_tbl ftbl_disp_cc_mdss_ahb_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(37500000, P_GCC_DISP_GPLL0_CLK, 8, 0, 0),
+ F(75000000, P_GCC_DISP_GPLL0_CLK, 4, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_mdss_ahb_clk_src = {
+ .cmd_rcgr = 0x8130,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_3,
+ .freq_tbl = ftbl_disp_cc_mdss_ahb_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_ahb_clk_src",
+ .parent_data = disp_cc_parent_data_3,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_3),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_byte0_clk_src = {
+ .cmd_rcgr = 0x8098,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_mdss_dptx0_aux_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_aux_clk_src = {
+ .cmd_rcgr = 0x8118,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_mdss_dptx0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_aux_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_link_clk_src = {
+ .cmd_rcgr = 0x80cc,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_clk_src",
+ .parent_data = disp_cc_parent_data_4,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_4),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_byte2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_pixel0_clk_src = {
+ .cmd_rcgr = 0x80e8,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel0_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_dptx0_pixel1_clk_src = {
+ .cmd_rcgr = 0x8100,
+ .mnd_width = 16,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_2,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel1_clk_src",
+ .parent_data = disp_cc_parent_data_2,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_2),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_dp_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_mdss_esc0_clk_src[] = {
+ F(9600000, P_BI_TCXO, 2, 0, 0),
+ F(12800000, P_BI_TCXO, 1.5, 0, 0),
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ { }
+};
+static struct clk_rcg2 disp_cc_mdss_esc0_clk_src = {
+ .cmd_rcgr = 0x80b4,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_5,
+ .freq_tbl = ftbl_disp_cc_mdss_esc0_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_esc0_clk_src",
+ .parent_data = disp_cc_parent_data_5,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_5),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_mdss_mdp_clk_src[] = {
+ F(19200000, P_BI_TCXO, 1, 0, 0),
+ F(85714286, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(100000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(200000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(342000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(402000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(535000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(600000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ F(630000000, P_DISP_CC_PLL0_OUT_MAIN, 3, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_mdss_mdp_clk_src = {
+ .cmd_rcgr = 0x8068,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_6,
+ .freq_tbl = ftbl_disp_cc_mdss_mdp_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_clk_src",
+ .parent_data = disp_cc_parent_data_6,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_6),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_shared_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_pclk0_clk_src = {
+ .cmd_rcgr = 0x8050,
+ .mnd_width = 8,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_1,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk0_clk_src",
+ .parent_data = disp_cc_parent_data_1,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_1),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_pixel_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_mdss_vsync_clk_src = {
+ .cmd_rcgr = 0x8080,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_mdss_dptx0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_vsync_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static const struct freq_tbl ftbl_disp_cc_sleep_clk_src[] = {
+ F(32000, P_SLEEP_CLK, 1, 0, 0),
+ { }
+};
+
+static struct clk_rcg2 disp_cc_sleep_clk_src = {
+ .cmd_rcgr = 0xe054,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_7,
+ .freq_tbl = ftbl_disp_cc_sleep_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_sleep_clk_src",
+ .parent_data = disp_cc_parent_data_7_ao,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_7_ao),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_rcg2 disp_cc_xo_clk_src = {
+ .cmd_rcgr = 0xe034,
+ .mnd_width = 0,
+ .hid_width = 5,
+ .parent_map = disp_cc_parent_map_0,
+ .freq_tbl = ftbl_disp_cc_mdss_dptx0_aux_clk_src,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_xo_clk_src",
+ .parent_data = disp_cc_parent_data_0,
+ .num_parents = ARRAY_SIZE(disp_cc_parent_data_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_byte0_div_clk_src = {
+ .reg = 0x80b0,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ops,
+ },
+};
+
+static struct clk_regmap_div disp_cc_mdss_dptx0_link_div_clk_src = {
+ .reg = 0x80e4,
+ .shift = 0,
+ .width = 4,
+ .clkr.hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_div_clk_src",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_regmap_div_ro_ops,
+ },
+};
+
+static struct clk_branch disp_cc_mdss_accu_clk = {
+ .halt_reg = 0xe050,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0xe050,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_accu_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_xo_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_ahb1_clk = {
+ .halt_reg = 0xa020,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa020,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_ahb1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_ahb_clk = {
+ .halt_reg = 0x804c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x804c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_byte0_clk = {
+ .halt_reg = 0x8024,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8024,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_byte0_intf_clk = {
+ .halt_reg = 0x8028,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8028,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_byte0_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_byte0_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_aux_clk = {
+ .halt_reg = 0x8048,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8048,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_aux_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_aux_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_crypto_clk = {
+ .halt_reg = 0x803c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x803c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_crypto_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_link_clk = {
+ .halt_reg = 0x8030,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8030,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_link_intf_clk = {
+ .halt_reg = 0x8038,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8038,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_pixel0_clk = {
+ .halt_reg = 0x8040,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8040,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_pixel0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_pixel1_clk = {
+ .halt_reg = 0x8044,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8044,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_pixel1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_pixel1_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_dptx0_usb_router_link_intf_clk = {
+ .halt_reg = 0x8034,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8034,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_dptx0_usb_router_link_intf_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_dptx0_link_div_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_esc0_clk = {
+ .halt_reg = 0x802c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x802c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_esc0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_esc0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp1_clk = {
+ .halt_reg = 0xa004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp_clk = {
+ .halt_reg = 0x8008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp_lut1_clk = {
+ .halt_reg = 0xa010,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa010,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_lut1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_mdp_lut_clk = {
+ .halt_reg = 0x8014,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0x8014,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_mdp_lut_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_mdp_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_non_gdsc_ahb_clk = {
+ .halt_reg = 0xc004,
+ .halt_check = BRANCH_HALT_VOTED,
+ .clkr = {
+ .enable_reg = 0xc004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_non_gdsc_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_pclk0_clk = {
+ .halt_reg = 0x8004,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8004,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_pclk0_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_pclk0_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_rscc_ahb_clk = {
+ .halt_reg = 0xc00c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xc00c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_rscc_ahb_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_ahb_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_rscc_vsync_clk = {
+ .halt_reg = 0xc008,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xc008,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_rscc_vsync_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_vsync_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_vsync1_clk = {
+ .halt_reg = 0xa01c,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0xa01c,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_vsync1_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_vsync_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct clk_branch disp_cc_mdss_vsync_clk = {
+ .halt_reg = 0x8020,
+ .halt_check = BRANCH_HALT,
+ .clkr = {
+ .enable_reg = 0x8020,
+ .enable_mask = BIT(0),
+ .hw.init = &(const struct clk_init_data) {
+ .name = "disp_cc_mdss_vsync_clk",
+ .parent_hws = (const struct clk_hw*[]) {
+ &disp_cc_mdss_vsync_clk_src.clkr.hw,
+ },
+ .num_parents = 1,
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_branch2_ops,
+ },
+ },
+};
+
+static struct gdsc disp_cc_mdss_core_gdsc = {
+ .gdscr = 0x9000,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "disp_cc_mdss_core_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | HW_CTRL | RETAIN_FF_ENABLE,
+};
+
+static struct gdsc disp_cc_mdss_core_int2_gdsc = {
+ .gdscr = 0xb000,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "disp_cc_mdss_core_int2_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+ .flags = POLL_CFG_GDSCR | HW_CTRL | RETAIN_FF_ENABLE,
+};
+
+static struct clk_regmap *disp_cc_milos_clocks[] = {
+ [DISP_CC_MDSS_ACCU_CLK] = &disp_cc_mdss_accu_clk.clkr,
+ [DISP_CC_MDSS_AHB1_CLK] = &disp_cc_mdss_ahb1_clk.clkr,
+ [DISP_CC_MDSS_AHB_CLK] = &disp_cc_mdss_ahb_clk.clkr,
+ [DISP_CC_MDSS_AHB_CLK_SRC] = &disp_cc_mdss_ahb_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE0_CLK] = &disp_cc_mdss_byte0_clk.clkr,
+ [DISP_CC_MDSS_BYTE0_CLK_SRC] = &disp_cc_mdss_byte0_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE0_DIV_CLK_SRC] = &disp_cc_mdss_byte0_div_clk_src.clkr,
+ [DISP_CC_MDSS_BYTE0_INTF_CLK] = &disp_cc_mdss_byte0_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_AUX_CLK] = &disp_cc_mdss_dptx0_aux_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_AUX_CLK_SRC] = &disp_cc_mdss_dptx0_aux_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_CRYPTO_CLK] = &disp_cc_mdss_dptx0_crypto_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_CLK] = &disp_cc_mdss_dptx0_link_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_CLK_SRC] = &disp_cc_mdss_dptx0_link_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC] = &disp_cc_mdss_dptx0_link_div_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_LINK_INTF_CLK] = &disp_cc_mdss_dptx0_link_intf_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL0_CLK] = &disp_cc_mdss_dptx0_pixel0_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC] = &disp_cc_mdss_dptx0_pixel0_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL1_CLK] = &disp_cc_mdss_dptx0_pixel1_clk.clkr,
+ [DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC] = &disp_cc_mdss_dptx0_pixel1_clk_src.clkr,
+ [DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK] =
+ &disp_cc_mdss_dptx0_usb_router_link_intf_clk.clkr,
+ [DISP_CC_MDSS_ESC0_CLK] = &disp_cc_mdss_esc0_clk.clkr,
+ [DISP_CC_MDSS_ESC0_CLK_SRC] = &disp_cc_mdss_esc0_clk_src.clkr,
+ [DISP_CC_MDSS_MDP1_CLK] = &disp_cc_mdss_mdp1_clk.clkr,
+ [DISP_CC_MDSS_MDP_CLK] = &disp_cc_mdss_mdp_clk.clkr,
+ [DISP_CC_MDSS_MDP_CLK_SRC] = &disp_cc_mdss_mdp_clk_src.clkr,
+ [DISP_CC_MDSS_MDP_LUT1_CLK] = &disp_cc_mdss_mdp_lut1_clk.clkr,
+ [DISP_CC_MDSS_MDP_LUT_CLK] = &disp_cc_mdss_mdp_lut_clk.clkr,
+ [DISP_CC_MDSS_NON_GDSC_AHB_CLK] = &disp_cc_mdss_non_gdsc_ahb_clk.clkr,
+ [DISP_CC_MDSS_PCLK0_CLK] = &disp_cc_mdss_pclk0_clk.clkr,
+ [DISP_CC_MDSS_PCLK0_CLK_SRC] = &disp_cc_mdss_pclk0_clk_src.clkr,
+ [DISP_CC_MDSS_RSCC_AHB_CLK] = &disp_cc_mdss_rscc_ahb_clk.clkr,
+ [DISP_CC_MDSS_RSCC_VSYNC_CLK] = &disp_cc_mdss_rscc_vsync_clk.clkr,
+ [DISP_CC_MDSS_VSYNC1_CLK] = &disp_cc_mdss_vsync1_clk.clkr,
+ [DISP_CC_MDSS_VSYNC_CLK] = &disp_cc_mdss_vsync_clk.clkr,
+ [DISP_CC_MDSS_VSYNC_CLK_SRC] = &disp_cc_mdss_vsync_clk_src.clkr,
+ [DISP_CC_PLL0] = &disp_cc_pll0.clkr,
+ [DISP_CC_SLEEP_CLK_SRC] = &disp_cc_sleep_clk_src.clkr,
+ [DISP_CC_XO_CLK_SRC] = &disp_cc_xo_clk_src.clkr,
+};
+
+static const struct qcom_reset_map disp_cc_milos_resets[] = {
+ [DISP_CC_MDSS_CORE_BCR] = { 0x8000 },
+ [DISP_CC_MDSS_CORE_INT2_BCR] = { 0xa000 },
+ [DISP_CC_MDSS_RSCC_BCR] = { 0xc000 },
+};
+
+static struct gdsc *disp_cc_milos_gdscs[] = {
+ [DISP_CC_MDSS_CORE_GDSC] = &disp_cc_mdss_core_gdsc,
+ [DISP_CC_MDSS_CORE_INT2_GDSC] = &disp_cc_mdss_core_int2_gdsc,
+};
+
+static struct clk_alpha_pll *disp_cc_milos_plls[] = {
+ &disp_cc_pll0,
+};
+
+static u32 disp_cc_milos_critical_cbcrs[] = {
+ 0xe06c, /* DISP_CC_SLEEP_CLK */
+ 0xe04c, /* DISP_CC_XO_CLK */
+};
+
+static const struct regmap_config disp_cc_milos_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = 0x11008,
+ .fast_io = true,
+};
+
+static void disp_cc_milos_clk_regs_configure(struct device *dev, struct regmap *regmap)
+{
+ /* Enable clock gating for MDP clocks */
+ regmap_update_bits(regmap, DISP_CC_MISC_CMD, 0x10, 0x10);
+}
+
+
+static struct qcom_cc_driver_data disp_cc_milos_driver_data = {
+ .alpha_plls = disp_cc_milos_plls,
+ .num_alpha_plls = ARRAY_SIZE(disp_cc_milos_plls),
+ .clk_cbcrs = disp_cc_milos_critical_cbcrs,
+ .num_clk_cbcrs = ARRAY_SIZE(disp_cc_milos_critical_cbcrs),
+ .clk_regs_configure = disp_cc_milos_clk_regs_configure,
+};
+
+static struct qcom_cc_desc disp_cc_milos_desc = {
+ .config = &disp_cc_milos_regmap_config,
+ .clks = disp_cc_milos_clocks,
+ .num_clks = ARRAY_SIZE(disp_cc_milos_clocks),
+ .resets = disp_cc_milos_resets,
+ .num_resets = ARRAY_SIZE(disp_cc_milos_resets),
+ .gdscs = disp_cc_milos_gdscs,
+ .num_gdscs = ARRAY_SIZE(disp_cc_milos_gdscs),
+ .use_rpm = true,
+ .driver_data = &disp_cc_milos_driver_data,
+};
+
+static const struct of_device_id disp_cc_milos_match_table[] = {
+ { .compatible = "qcom,milos-dispcc" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, disp_cc_milos_match_table);
+
+static int disp_cc_milos_probe(struct platform_device *pdev)
+{
+ return qcom_cc_probe(pdev, &disp_cc_milos_desc);
+}
+
+static struct platform_driver disp_cc_milos_driver = {
+ .probe = disp_cc_milos_probe,
+ .driver = {
+ .name = "disp_cc-milos",
+ .of_match_table = disp_cc_milos_match_table,
+ },
+};
+
+module_platform_driver(disp_cc_milos_driver);
+
+MODULE_DESCRIPTION("QTI DISP_CC Milos Driver");
+MODULE_LICENSE("GPL");
--
2.50.0